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Kernel: Implement AML ToHexStringOp

This commit is contained in:
Bananymous 2024-11-22 22:22:27 +02:00
parent 0247d47a3d
commit 30ceaa6bef
2 changed files with 35 additions and 2 deletions
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36
kernel/include/kernel/ACPI/AML/Conversion.h
View File

@ -17,8 +17,9 @@ namespace Kernel::ACPI::AML
switch (opcode)
{
case AML::Byte::ToIntegerOp:
case AML::Byte::ToBufferOp:
case AML::Byte::ToHexStringOp:
case AML::Byte::ToIntegerOp:
case AML::Byte::ToStringOp:
break;
default:
@ -28,7 +29,7 @@ namespace Kernel::ACPI::AML
auto data_result = AML::parse_object(context);
if (!data_result.success())
return ParseResult::Failure;
auto data_node = data_result.node();
auto data_node = data_result.node() ? data_result.node()->to_underlying() : BAN::RefPtr<AML::Node>();
if (!data_node)
{
AML_ERROR("Conversion {2H} data could not be evaluated", static_cast<uint8_t>(opcode));
@ -69,6 +70,37 @@ namespace Kernel::ACPI::AML
case AML::Byte::ToStringOp:
converted = data_node->convert(AML::Node::ConvString);
break;
case AML::Byte::ToHexStringOp:
{
switch (data_node->type)
{
case AML::Node::Type::Integer:
converted = MUST(BAN::RefPtr<AML::String>::create(
MUST(BAN::String::formatted("0x{H}", static_cast<AML::Integer*>(data_node.ptr())->value))
));
break;
case AML::Node::Type::String:
converted = data_node->copy();
break;
case AML::Node::Type::Buffer:
{
const auto& buffer = static_cast<AML::Buffer*>(data_node.ptr())->buffer;
BAN::String temp;
for (size_t i = 0; i < buffer.size(); i++)
{
const char* format = (i == 0) ? "0x{H}" : ", 0x{H}";
MUST(temp.append(MUST(BAN::String::formatted(format, buffer[i]))));
}
converted = MUST(BAN::RefPtr<AML::String>::create(temp));
break;
}
default:
break;
}
break;
}
default:
ASSERT_NOT_REACHED();
}

1
kernel/kernel/ACPI/AML/Node.cpp
View File

@ -152,6 +152,7 @@ namespace Kernel::ACPI
case AML::Byte::XorOp:
return AML::Expression::parse(context);
case AML::Byte::ToBufferOp:
case AML::Byte::ToHexStringOp:
case AML::Byte::ToIntegerOp:
case AML::Byte::ToStringOp:
return AML::Conversion::parse(context);